The United States will continue to press for a waiver of intellectual property rights for Covid-19 vaccines and treatments even as it and other Group of Seven rich nations sharply expand donations of vaccines to poorer countries.

Johnson & Johnson said on June 10 the U.S. Food and Drug Administration extended the shelf life of the company’s single-shot Covid-19 vaccine from three months to four-and-a-half months, as millions of unused doses nationwide near expiration.

The Biden administration plans to donate 500 million Pfizer coronavirus vaccine doses to nearly 100 countries over the next two years, three sources familiar with the matter told Reuters on June 9.

The United States had administered 301,638,578 doses of Covid-19 vaccines in the country and distributed 371,520,735 doses as of the morning of June 6, the U.S. Centers for Disease Control and Prevention said.

Moderna is gearing up to halve the dose of the company’s Covid-19 vaccine, the U.S. drugmaker said on June 2, so that it can also be used to combat variants and inoculate children.

India will have nearly 120 million doses of Covid-19 vaccines available for domestic use in June, the government said on May 30.

The European Union expects to have received more than a billion doses of Covid-19 vaccines by the end of September from four drugmakers, according to a document presented to EU leaders on Tuesday.

The Biden administration is releasing $7.4 billion to bolster the nation’s healthcare workforce amid the ongoing Covid-19 pandemic and to prepare for future epidemics and health challenges, the White House said in a statement on May 13.

The United States had fully vaccinated 101,407,318 people for Covid-19 as of the morning of April 30, accounting for 30.5 percent of the population, the U.S. Centers for Disease Control and Prevention said.

The U.S. Food and Drug Administration requested that Emergent BioSolutions temporarily pause production of ingredients for the Johnson & Johnson Covid-19 vaccine at their facility in Baltimore.